<template>
  <div>
    <!-- 商品分类全局组件 -->
    <TypeNav />

    <div class="main">
      <div class="py-container">
        <!--bread-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <!-- 分类面包屑的数据 -->
            <li class="with-x" v-show="searchParams.categoryName">
              {{ searchParams.categoryName }}<i @click="RemoveParams">×</i>
            </li>
            <!-- 关键字的面包屑 -->
            <li class="with-x" v-show="searchParams.keyword">
              {{ searchParams.keyword }}<i @click="removeKeyword">×</i>
            </li>
            <!-- 品牌相关的面包屑 -->
            <li class="with-x" v-show="searchParams.trademark">
              {{ searchParams.trademark.split(':')[1]
              }}<i @click="Removetrademark">×</i>
            </li>
            <!-- 手机相关配置的面包屑 -->
            <li
              class="with-x"
              v-show="searchParams.props"
              v-for="(p, index) in searchParams.props"
              :key="index"
            >
              {{ p.split(':')[2] }}<i @click="Removeprops(index)">×</i>
            </li>
          </ul>
        </div>

        <!-- 子组件,展示平台属性 -->
        <SearchSelector @getTradeMark="getTradeMark" @getAttr="getAttr" />
        
        <!--details-->
        <div class="details clearfix">

          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li :class="{active:isone}" @click="handleClick(1)">
                  <a >综合
                    <span  v-show="isone" class="iconfont "
                     :class="{'icon-jiantou_xiangxia':isDesc,'icon-jiantou_xiangshang':isAsc}">
                    </span>
                  </a>
                </li>
                <li :class="{active:istwo} "  @click="handleClick(2)">
                  <a>销量
                    <span  v-show="istwo" class="iconfont" 
                    :class="{'icon-jiantou_xiangxia':isDesc,'icon-jiantou_xiangshang':isAsc}"
                    ></span>
                  </a>
                </li>
                 
              </ul>
            </div>
          </div>

          <!-- 手机数据列表 -->
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="iphone in goodlist" :key="iphone.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <!-- 点击跳转到手机详情页面 -->
                    <a @click="goDetail(iphone.id)">
                      <img :src="iphone.defaultImg"  />
                    </a>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{ iphone.price }}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a target="_blank" href="item.html" :title="iphone.title">
                      {{ iphone.title }}
                    </a>
                  </div>
                  <div class="commit">
                    <i class="command"
                      >已有<span>{{ iphone.id ** 2 }}</span
                      >人评价</i
                    >
                  </div>
                  <div class="operate">
                    <a
                      href="success-cart.html"
                      target="_blank"
                      class="sui-btn btn-bordered btn-danger"
                      >加入购物车</a
                    >
                    <a href="javascript:void(0);" class="sui-btn btn-bordered"
                      >收藏</a
                    >
                  </div>
                </div>
              </li>
            </ul> 
          </div> 
          <div class="fr page">
              <Pagination @getPageSizes="getPageSizes" @currentChange="currentChange" :pagerCount="[10,20,30,40,50]" :pageNo="searchParams.pageNo" :pageSize="searchParams.pageSize" :total="total" :pager="5"></Pagination>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import { mapState } from 'vuex'
import SearchSelector from './SearchSelector/SearchSelector.vue'

export default {
  name: 'Search',
  components: { SearchSelector},
  data() {
    return {
      searchParams: {
        category1Id: '', //一级分类ID
        category2Id: '', //二级分类ID
        category3Id: '', //三级分裂ID
        categoryName: '', //分类名字
        keyword: '', //搜索关键字
        props: [], // 商品属性的数组
        trademark: '', //ID品牌名称
        order: '1:desc', //排序
        pageNo: 1, //页码
        pageSize: 10, //每一页的条数
      },
    }
  },
  mounted() {
    // 在发请求之前收集关键字和传过来的参数
    Object.assign(this.searchParams, this.$route.query, this.$route.params)
    // 通知vuex发送请求
    this.getGoods() //post请求,不传参数的话,默人传个空对象 this.searchParams根据参数来发请求获取数据
  },
  computed: {
    ...mapState({
      // 从search小仓库里取出数据准备渲染
      goodlist: (state) => state.Search.goodsList.goodsList,
      total: state => state.Search.goodsList.total
    }),
    // 计算oreder中是否包含1:综合
    isone(){
      return this.searchParams.order.indexOf('1')!=-1;
    },
    // 计算oreder中是否包含1:价格
    istwo(){
      return this.searchParams.order.indexOf('2')!=-1 
    },
    isAsc(){
      return this.searchParams.order.indexOf('asc')!= -1;
    },
    isDesc(){
      return this.searchParams.order.indexOf('desc')!= -1;
    }
  },
  methods: {
    // 获取搜索商品的数据(封装成一个函数,因为要多次使用)
    getGoods() {
      this.$store.dispatch('reqSearch', this.searchParams) //发请求单独拿出来 要多次复用
    },

    // 子传父自定义事件回调,获取平台属性与属性值
    getTradeMark({ tmId, tmName }) {
      //父组件:收集品牌的搜索的条件
      this.searchParams.trademark = `${tmId}:${tmName}`
      // 发请求重新渲染页面
      this.getGoods()
    },
    // 子传父自定义事件回调,获取手机相关配置参数的数据
    getAttr(Attr) {
      // 如果数组中有数据,不再push;数组中没有该条数据,将点击所对应的数据push到页面
      if (!this.searchParams.props.includes(Attr)) {
        // 向数组中push一条数据
        this.searchParams.props.push(Attr)
        //  发请求重新渲染页面
        this.getGoods()
      }
      // console.log(Attr);
    },

    // 清空地址栏的query参数
    RemoveParams() {
      //分类的搜索条件清空:设置为undefined发请求的时候携带参数K不会携带
      //$route属性只读的readOnly
      this.searchParams.category1Id = undefined
      this.searchParams.category2Id = undefined
      this.searchParams.category3Id = undefined
      this.searchParams.categoryName = undefined
      //路由跳转:要把分类query参数清除
      this.$router.push({ name: 'search', params: this.$route.params })
      //不需要再次发请求获取搜索商品,因为上面语句导致URL的query发生变化,
      //watch可以监听到变化,会再次发请求获取到搜索商品
    },
    // 将搜索框的关键字清空
    removeKeyword() {
      //清空关键字
      this.searchParams.keyword = undefined
      //路由跳转清空params
      this.$router.push({ name: 'search', query: this.$route.query })

      //通知兄弟组件Header清空关键字:组件通信全局事件总线
      //第一个参数:事件的类型 第二参数:传递参数
      this.$bus.$emit('clear')
    },
    // 删除品牌的数据
    Removetrademark() {
      // 点击的时候将品牌数据置为空
      this.searchParams.trademark = ''
      // 发请求渲染页面
      this.getGoods()
    },
    // 删除手机相关配置的数据
    Removeprops(index) {
      // 删除的是一个数组,根据下标来删除所对应的数据
      this.searchParams.props.splice(index, 1)
      // 发请求渲染页面
      this.getGoods()
    },
    // 点击排序的回调函数
    handleClick(value){
     const originType = this.searchParams.order.split(":")[0];//1
     const originArrow = this.searchParams.order.split(":")[1];
    
      if (originType == value) {
         let newO1 = '';
         newO1 = `${originType}:${originArrow == "desc" ? 'asc' : 'desc'}`
         console.log(newO1);
      }else{
        
      }
      this.getGoods()
   },

   //分页器当前页码发生变化的自定义回调
   currentChange(pageNo){
        //收集子组件传递的当前的页码
        this.searchParams.pageNo = pageNo;
        //再次发请求
        this.getGoods();
      },
      getPageSizes(pageSize){
         //收集参数
         this.searchParams.pageSize = pageSize;
         //当前页码归1
         this.searchParams.pageNo = 1;
         //再次发请求
         this.getGoods();
      },
    //点击去手机详情的回调
   goDetail(skuId){  //声明函数的时候将手机的id传过来
      this.$router.push({path:`/detail/${skuId}`}) //跳转路由将手机的id参数携带
   }
  },

  // 监听路由的变化:分类中地址栏的 query 或 keyword 关键字
  watch: {
    $route() {
      // 收集第二次用户搜索的数据 和 关键字的变化
      Object.assign(this.searchParams, this.$route.query, this.$route.params)
      // 再次发请求获取数据
      this.getGoods()
    },
  },
}
</script>

<style scoped lang="less">
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>
